A family installs and fills an aboveground pool. The swimming pool costs $850 to install, and it costs $75 per thousand gallons
1 answer:
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Answer:
A
Step-by-step explanation:
The explicit formula for a geometric sequence is
f(n) = f(1)
where f(1) is the first term and r the common ratio
Here f(1) = 64 and r = =
=
, then
f(n) = 64 → A
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